Williams Cos. Indenture Agreements

Form of Eighth Supplemental Indenture, to be dated August 10, 2023, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A., as trustee (Filed With SEC on August 10, 2023)

Eighth Supplemental Indenture, dated as of August 10, 2023, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A. as trustee (Filed With SEC on August 10, 2023)

Form of Seventh Supplemental Indenture, to be dated March 2, 2023, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A., as trustee (Filed With SEC on March 2, 2023)

Seventh Supplemental Indenture, dated as of March 2, 2023, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A. as trustee (Filed With SEC on March 2, 2023)

Form of Sixth Supplemental Indenture, to be dated August 8, 2022, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A., as trustee (Filed With SEC on August 8, 2022)

Sixth Supplemental Indenture, dated as of August 8, 2022, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A. as trustee (Filed With SEC on August 8, 2022)

Form of Fifth Supplemental Indenture, to be dated October 8, 2021, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A., as trustee (Filed With SEC on October 8, 2021)

Fifth Supplemental Indenture, dated as of October 8, 2021, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A. as trustee (Filed With SEC on October 8, 2021)

Form of Fourth Supplemental Indenture, to be dated March 2, 2021, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A. as trustee (Filed With SEC on March 2, 2021)

Fourth Supplemental Indenture, dated as of March 2, 2021, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A., as trustee (Filed With SEC on March 2, 2021)

Form of Third Supplemental Indenture, to be dated May 14, 2020, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A. as trustee (Filed With SEC on May 14, 2020)

Third Supplemental Indenture, dated as of May 14, 2020, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A., as trustee (Filed With SEC on May 14, 2020)

Indenture, dated as of May 8, 2020, between Transcontinental Gas Pipe Line Company, LLC and The Bank of New York Mellon Trust Company, N.A., as trustee (Filed With SEC on May 8, 2020)

Eleventh Supplemental Indenture, dated as of August 10, 2018, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A (Filed With SEC on August 10, 2018)

Second Supplemental Indenture, dated as of August 10, 2018, between The Williams Companies, Inc. and The Bank of New York Mellon Trust Company, N.A (Filed With SEC on August 10, 2018)

Indenture, dated as of March 15, 2018, between Transcontinental Gas Pipe Line Company, LLC and The Bank of New York Mellon Trust Company, N.A., as trustee (Filed With SEC on March 15, 2018)

THE WILLIAMS COMPANIES, INC. And THE BANK OF NEW YORKMELLON TRUST COMPANY, N.A. Trustee SECONDSUPPLEMENTAL INDENTURE Dated as of June 24, 2014 To INDENTURE Dated as of December... (Filed With SEC on June 24, 2014)

THE WILLIAMS COMPANIES, INC. And THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. Trustee FIRSTSUPPLEMENTAL INDENTURE Dated as of December 18, 2012 To INDENTURE Dated as of... (Filed With SEC on December 20, 2012)

THE WILLIAMS COMPANIES, INC. And THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. Trustee FIRSTSUPPLEMENTAL INDENTURE Dated as of December 18, 2012 To INDENTURE Dated as of... (Filed With SEC on December 18, 2012)

THE WILLIAMS COMPANIES, INC. AND THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. TrusteeINDENTURE Dated as of March 5, 2009 8.75% Senior Notes due 2020 Reconciliation and tie... (Filed With SEC on March 11, 2009)

Eighth Supplemental Indenture (Filed With SEC on March 15, 2004)